Home / 19,679.24-29,531.82-9,292.04

Finding the Fourth Proportional to 19,679.24, 29,531.82 and 9,292.04

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Solution

The fourth proportional to 19,679.24, 29,531.82 and 9,292.04 is: 13,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,679.24 : 29,531.82 = 9,292.04 : x
  2. Step 2: Convert to fraction form
    19,679.24/29,531.82 = 9,292.04/x
  3. Step 3: Cross multiply
    19,679.24x = 29,531.82 × 9,292.04
  4. Step 4: Simplify right side
    19,679.24x = 274,410,852.71
  5. Step 5: Solve for x
    x = 274,410,852.71/19,679.24
  6. Step 6: Final answer
    x = 13,944.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.